include/openssl/rc2.h

0001 /*
0002  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
0003  *
0004  * Licensed under the Apache License 2.0 (the "License").  You may not use
0005  * this file except in compliance with the License.  You can obtain a copy
0006  * in the file LICENSE in the source distribution or at
0007  * https://www.openssl.org/source/license.html
0008  */
0009
0010 #ifndef OPENSSL_RC2_H
0011 #define OPENSSL_RC2_H
0012 #pragma once
0013
0014 #include <openssl/macros.h>
0015 #ifndef OPENSSL_NO_DEPRECATED_3_0
0016 #define HEADER_RC2_H
0017 #endif
0018
0019 #include <openssl/opensslconf.h>
0020
0021 #ifndef OPENSSL_NO_RC2
0022 #ifdef __cplusplus
0023 extern "C" {
0024 #endif
0025
0026 #define RC2_BLOCK 8
0027 #define RC2_KEY_LENGTH 16
0028
0029 #ifndef OPENSSL_NO_DEPRECATED_3_0
0030 typedef unsigned int RC2_INT;
0031
0032 #define RC2_ENCRYPT 1
0033 #define RC2_DECRYPT 0
0034
0035 typedef struct rc2_key_st {
0036     RC2_INT data[64];
0037 } RC2_KEY;
0038 #endif
0039 #ifndef OPENSSL_NO_DEPRECATED_3_0
0040 OSSL_DEPRECATEDIN_3_0 void RC2_set_key(RC2_KEY *key, int len,
0041     const unsigned char *data, int bits);
0042 OSSL_DEPRECATEDIN_3_0 void RC2_ecb_encrypt(const unsigned char *in,
0043     unsigned char *out, RC2_KEY *key,
0044     int enc);
0045 OSSL_DEPRECATEDIN_3_0 void RC2_encrypt(unsigned long *data, RC2_KEY *key);
0046 OSSL_DEPRECATEDIN_3_0 void RC2_decrypt(unsigned long *data, RC2_KEY *key);
0047 OSSL_DEPRECATEDIN_3_0 void RC2_cbc_encrypt(const unsigned char *in,
0048     unsigned char *out, long length,
0049     RC2_KEY *ks, unsigned char *iv,
0050     int enc);
0051 OSSL_DEPRECATEDIN_3_0 void RC2_cfb64_encrypt(const unsigned char *in,
0052     unsigned char *out, long length,
0053     RC2_KEY *schedule,
0054     unsigned char *ivec,
0055     int *num, int enc);
0056 OSSL_DEPRECATEDIN_3_0 void RC2_ofb64_encrypt(const unsigned char *in,
0057     unsigned char *out, long length,
0058     RC2_KEY *schedule,
0059     unsigned char *ivec,
0060     int *num);
0061 #endif
0062
0063 #ifdef __cplusplus
0064 }
0065 #endif
0066 #endif
0067
0068 #endif